modules/named/manifests/init.pp

   1 class named {
   2         munin::check { 'bind': }
   3
   4         package { 'bind9':
   5                 ensure => installed
   6         }
   7
   8         service { 'bind9':
   9                 ensure => running,
  10         }
  11
  12         @ferm::rule { '00-dsa-bind-no-ddos-any':
  13                 domain      => '(ip ip6)',
  14                 description => 'Allow nameserver access',
  15                 rule        => 'proto udp dport 53 mod string from 32 to 64 algo bm hex-string \'|0000ff0001|\' jump DROP'
  16         }
  17
  18         if has_role('dns_primary') {
  19                 @ferm::rule { '01-dsa-bind-4':
  20                         domain      => '(ip)',
  21                         description => 'Allow nameserver access',
  22                         rule        => '&TCP_UDP_SERVICE_RANGE(53, ( $HOST_DNS_GEO_V4 $HOST_NAGIOS_V4 $HOST_RCODE0_V4 $HOST_EASYDNS_V4 $HOST_NETNOD_V4 ) )',
  23                 }
  24                 @ferm::rule { '01-dsa-bind-6':
  25                         domain      => '(ip6)',
  26                         description => 'Allow nameserver access',
  27                         rule        => '&TCP_UDP_SERVICE_RANGE(53, ( $HOST_DNS_GEO_V6 $HOST_NAGIOS_V6 $HOST_RCODE0_V6 $HOST_NETNOD_V6 ) )',
  28                 }
  29         } else {
  30                 @ferm::rule { '01-dsa-bind':
  31                         domain      => '(ip ip6)',
  32                         description => 'Allow nameserver access',
  33                         rule        => '&TCP_UDP_SERVICE(53)'
  34                 }
  35         }
  36
  37         @ferm::rule { 'dsa-bind-notrack':
  38                 domain      => '(ip ip6)',
  39                 description => 'NOTRACK for nameserver traffic',
  40                 table       => 'raw',
  41                 chain       => 'PREROUTING',
  42                 rule        => 'proto (tcp udp) dport 53 jump NOTRACK'
  43         }
  44
  45         @ferm::rule { 'dsa-bind-notrack-out':
  46                 domain      => '(ip ip6)',
  47                 description => 'NOTRACK for nameserver traffic',
  48                 table       => 'raw',
  49                 chain       => 'OUTPUT',
  50                 rule        => 'proto (tcp udp) sport 53 jump NOTRACK'
  51         }
  52
  53         file { '/var/log/bind9':
  54                 ensure => directory,
  55                 owner  => bind,
  56                 group  => bind,
  57                 mode   => '0775',
  58         }
  59
  60         file { '/etc/bind/named.conf.puppet-shared-keys':
  61                 mode    => '0640',
  62                 content => template('named/named.conf.puppet-shared-keys.erb'),
  63                 owner   => root,
  64                 group   => bind,
  65                 notify  => Service['bind9'],
  66         }
  67 }